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abc2ps.h
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abc2ps.h
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#ifndef _abc2psH
#define _abc2psH
/*
* Copyright (C) 1996,1997,1998 Michael Methfessel
*
* This file is part of abc2ps.
*
* abc2ps is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
#include <stdio.h>
/*
* macros and global variables
*/
/* -------------- general macros ------------- */
#define VERSION "1.5" /* version */
#define REVISION "0" /* revison */
#define VDATE "May 15 2019" /* version date */
#define VERBOSE0 2 /* default verbosity */
#define DEBUG_LV 0 /* debug output level */
#define OUTPUTFILE "Out.ps" /* standard output file */
#define INDEXFILE "Ind.ps" /* output file for index */
#define AUDIOFILE "Abc.au" /* output file for audio */
#define PS_LEVEL 2 /* PS laguage level: must be 1 or 2 */
#define PLAY_TEMPO 120 /* default tempo for audio output */
/* default directory to search for format files */
#define DEFAULT_FDIR ""
#define PAGEHEIGHT 29.7 /* basic page dimensions in cm .. */
#define LEFTMARGIN 1.8 /* .. used in all default formats */
#define STAFFWIDTH 17.4
/* ----- macros controlling music typesetting ----- */
#define BASEWIDTH 0.8 /* width for lines drawn within music */
#define SLURWIDTH 0.8 /* width for lines for slurs */
#define STEM_YOFF 1.0 /* offset stem from note center */
#define STEM_XOFF 3.5
#define STEM 20 /* standard stem length */
#define STEM_MIN 16 /* min stem length under beams */
#define STEM_MIN2 12 /* ... for notes with two beams */
#define STEM_MIN3 10 /* ... for notes with three beams */
#define STEM_MIN4 10 /* ... for notes with four beams */
#define STEM_CH 16 /* standard stem length for chord */
#define STEM_CH_MIN 12 /* min stem length for chords under beams */
#define STEM_CH_MIN2 8 /* ... for notes with two beams */
#define STEM_CH_MIN3 7 /* ... for notes with three beams */
#define STEM_CH_MIN4 7 /* ... for notes with four beams */
#define BEAM_DEPTH 2.6 /* width of a beam stroke */
#define BEAM_OFFSET 0.25 /* pos of flat beam relative to staff line */
#define BEAM_SHIFT 5.3 /* shift of second and third beams */
/* To align the 4th beam as the 1st: shift=6-(depth-2*offset)/3 */
#define BEAM_FLATFAC 0.6 /* factor to decrease slope of long beams */
#define BEAM_THRESH 0.06 /* flat beam if slope below this threshold */
#define BEAM_SLOPE 0.5 /* max slope of a beam */
#define BEAM_STUB 6.0 /* length of stub for flag under beam */
#define SLUR_SLOPE 1.0 /* max slope of a slur */
#define DOTSHIFT 5 /* shift dot when up flag on note */
#define GSTEM 10.0 /* grace note stem length */
#define GSTEM_XOFF 2.0 /* x offset for grace note stem */
#define GSPACE0 10.0 /* space from grace note to big note */
#define GSPACE 7.0 /* space between grace notes */
#define DECO_IS_ROLL 0 /* ~ makes roll if 1, otherwise twiddle */
#define WIDTH_MIN 1.0 /* minimal left,right width for xp list */
#define RANFAC 0.05 /* max random shift = RANFAC * spacing */
#define RANCUT 1.50 /* cutoff for random shift */
#define BNUMHT 32.0 /* height for bar numbers */
#define BETA_C 0.1 /* max expansion for flag -c */
#define ALFA_X 1.0 /* max compression before complaining */
#define BETA_X 1.2 /* max expansion before complaining */
#define VOCPRE 0.4 /* portion of vocals word before note */
#define GCHPRE 0.4 /* portion of guitar chord before note */
#define DEFVOICE "1" /* default name for first voice */
/* ----- macros for program internals ----- */
#define CM 28.35 /* factor to transform cm to pt */
#define PT 1.00 /* factor to transform pt to pt */
#define IN 72.00 /* factor to transform inch to pt */
#define STRL 301 /* string length in info fields */
#define STRL1 101 /* string length for file names */
#define MAXSYMST 11 /* max symbols in start piece */
#define MAXHD 10 /* max heads on one stem */
#define NTEXT 100 /* max history lines for output */
#define MAXINF 100 /* max number of input files */
#define BSIZE 4001 /* buffer size for one input string */
#define BUFFSZ 40000 /* size of output buffer */
#define BUFFSZ1 3000 /* buffer reserved for one staff */
#define BUFFLN 100 /* max number of lines in output buffer */
#define NWPOOL 4000 /* char pool for vocals */
#define NWLINE 5 /* max number of vocal lines per staff */
#define BASE 192 /* base for durations */
#define WHOLE 192 /* whole note */
#define HALF 96 /* half note */
#define QUARTER 48 /* quarter note */
#define EIGHTH 24 /* 1/8 note */
#define SIXTEENTH 12 /* 1/16 note */
#define THIRTYSECOND 6 /* 1/32 note */
#define SIXTYFOURTH 3 /* 1/64 note */
#define COMMENT 1 /* types of lines scanned */
#define MUSIC 2
#define TO_BE_CONTINUED 3
#define E_O_F 4
#define INFO 5
#define TITLE 6
#define METER 7
#define PARTS 8
#define KEY 9
#define XREF 10
#define DLEN 11
#define HISTORY 12
#define BLANK 13
#define WORDS 14
#define MWORDS 15
#define PSCOMMENT 16
#define TEMPO 17
#define VOICE 18
#define INVISIBLE 1 /* valid symbol types */
#define NOTE 2
#define REST 3
#define BAR 4
#define CLEF 5
#define TIMESIG 6
#define KEYSIG 7
#define GCHORD 8
#define SPACE 101 /* additional parsable things */
#define E_O_L 102
#define ESCSEQ 103
#define CONTINUE 104
#define NEWLINE 105
#define DUMMY 106
#define B_SNGL 1 /* codes for different types of bars */
#define B_DBL 2 /* || thin double bar */
#define B_LREP 3 /* |: left repeat bar */
#define B_RREP 4 /* :| right repeat bar */
#define B_DREP 5 /* :: double repeat bar */
#define B_FAT1 6 /* [| thick at section start */
#define B_FAT2 7 /* |] thick at section end */
#define B_INVIS 8 /* invisible; for endings without bars */
#define A_SH 1 /* codes for accidentals */
#define A_NT 2
#define A_FT 3
#define A_DS 4
#define A_DF 5
#define D_GRACE 1 /* codes for decoration */
#define D_STACC 2
#define D_SLIDE 3
#define D_EMBAR 4
#define D_HOLD 5
#define D_UPBOW 6
#define D_DOWNBOW 7
#define D_ROLL 8
#define D_TRILL 9
#define D_HAT 10
#define D_ATT 11
#define H_FULL 1 /* types of heads */
#define H_EMPTY 2
#define H_OVAL 3
#define TREBLE 1 /* types of clefs */
#define TREBLE8 2
#define BASS 3
#define ALTO 4
#define G_FILL 1 /* modes for glue */
#define G_SHRINK 2
#define G_SPACE 3
#define G_STRETCH 4
#define S_TITLE 1 /* where to do pattern matching */
#define S_RHYTHM 2
#define S_COMPOSER 3
#define S_SOURCE 4
#define TEXT_H 1 /* type of a text line */
#define TEXT_W 2
#define TEXT_Z 3
#define TEXT_N 4
#define TEXT_D 5
#define DO_INDEX 1 /* what program does */
#define DO_OUTPUT 2
#define SWFAC 0.50 /* factor to estimate width of string */
#define DB_SW 0 /* debug switch */
#define MAXFORMATS 10 /* max number of defined page formats */
#define STRLFMT 81 /* string length in FORMAT struct */
#define MAXNTEXT 400 /* for text output */
#define MAXWLEN 51
#define ALIGN 1
#define RAGGED 2
#define OBEYLINES 3
#define OBEYCENTER 4
#define SKIP 5
#define E_CLOSED 1
#define E_OPEN 2
/* ----- global variables ------- */
extern int db; /* debug control */
extern int maxSyms,maxVc; /* for malloc */
#define NCOMP 5 /* max number of composer lines */
struct ISTRUCT { /* information fields */
char area [STRL];
char book [STRL];
char comp [NCOMP][STRL];
int ncomp;
char disc [STRL];
char eskip [STRL];
char group [STRL];
char hist [STRL];
char info [STRL];
char key [STRL];
char len [STRL];
char meter [STRL];
char notes [STRL];
char orig [STRL];
char rhyth [STRL];
char src [STRL];
char title [STRL];
char title2 [STRL];
char title3 [STRL];
char parts [STRL];
char xref [STRL];
char trans [STRL];
char tempo [STRL];
};
extern struct ISTRUCT info,default_info;
struct GRACE { /* describes grace notes */
int n; /* number of grace notes */
int p[30]; /* pitches */
int a[30]; /* accidentals */
};
struct DECO { /* describes decorations */
int n; /* number of grace notes */
float top; /* max height needed */
int t[10]; /* type of deco */
};
struct SYMBOL { /* struct for a drawable symbol */
int type; /* type of symbol */
int pits[MAXHD]; /* pitches for notes */
int lens[MAXHD]; /* note lengths as multiple of BASE */
int accs[MAXHD]; /* code for accidentals */
int sl1 [MAXHD]; /* which slur start on this head */
int sl2 [MAXHD]; /* which slur ends on this head */
int ti1 [MAXHD]; /* flag to start tie here */
int ti2 [MAXHD]; /* flag to end tie here */
float shhd[MAXHD]; /* horizontal shift for heads */
float shac[MAXHD]; /* horizontal shift for accidentals */
int npitch; /* number of note heads */
int len; /* basic note length */
int fullmes; /* flag for full-measure rests */
int word_st; /* 1 if word starts here */
int word_end; /* 1 if word ends here */
int slur_st; /* how many slurs starts here */
int slur_end; /* how many slurs ends here */
int yadd; /* shift for treble/bass etc clefs */
float x,y; /* position */
int ymn,ymx,yav; /* min,mav,avg note head height */
float ylo,yhi; /* bounds for this object */
float xmn,xmx; /* min,max h-pos of a head rel to top */
int stem; /* 0,1,-1 for no stem, up, down */
int flags; /* number of flags or bars */
int dots; /* number of dots */
int head; /* type of head */
int eoln; /* flag for last symbol in line */
struct GRACE gr; /* grace notes */
struct DECO dc; /* grace notes */
float xs,ys; /* position of stem end */
int u,v,w,t,q; /* auxillary information */
int invis; /* mark note as invisible */
float wl,wr; /* left,right min width */
float pl,pr; /* left,right preferred width */
float xl,xr; /* left,right expanded width */
int p_plet,q_plet,r_plet; /* data for n-plets */
float gchy; /* height of guitar chord */
char text[41]; /* for guitar chords etc. */
char *wordp[NWLINE]; /* pointers to wpool for vocals */
int p; /* pointer to entry in posit table */
float time; /* time for symbol start */
};
extern char lvoiceid[233]; /* string from last V: line */
extern int nvoice,mvoice; /* number of voices defd, nonempty */
extern int ivc; /* current voice */
extern int ivc0; /* top nonempty voice */
struct XPOS { /* struct for a horizontal position */
int type; /* type of symbols here */
int next,prec; /* pointers for linked list */
int eoln; /* flag for line break */
int *p; /* pointers to associated syms */
float time,dur; /* start time, duration */
float wl,wr; /* right and left widths */
float space,shrink,stretch; /* glue before this position */
float tfac; /* factor to tune spacings */
float x; /* final horizontal position */
};
extern int ixpfree; /* first free element in xp array */
struct METERSTR { /* data to specify the meter */
int meter1,meter2;
int mflag,lflag;
int dlen;
int insert;
char top[31];
};
extern struct METERSTR default_meter;
struct KEYSTR { /* data to specify the key */
int ktype;
int sf;
int add_pitch;
int root,root_acc;
int add_transp,add_acc[7];
};
extern struct KEYSTR default_key;
struct VCESPEC { /* struct to characterize a voice */
char id[33]; /* identifier string, eg. a number */
char name[81]; /* full name of this voice */
char sname[81]; /* short name */
struct METERSTR meter,meter0,meter1; /* meter */
struct KEYSTR key,key0,key1 ; /* keysig */
int stems; /* +1 or -1 to force stem direction */
int staves,brace,bracket; /* for deco over several voices */
int do_gch; /* 1 to output gchords for this voice */
float sep; /* for space to next voice below */
int nsym; /* number of symbols */
int draw; /* flag if want to draw this voice */
int select; /* flag if selected for output */
int insert_btype,insert_num; /* to split bars over linebreaks */
int insert_bnum; /* same for bar number */
float insert_space; /* space to insert after init syms */
int end_slur; /* for a-b slurs */
int rem_slur; /* for ties/slurs into boxes */
char insert_text[81]; /* string over inserted barline */
};
/* things to alloc: */
extern struct SYMBOL *sym; /* symbol list */
extern struct SYMBOL **symv; /* symbols for voices */
extern struct XPOS *xp; /* shared horizontal positions */
extern struct VCESPEC *voice; /* characteristics of a voice */
extern struct SYMBOL **sym_st; /* symbols a staff start */
extern int *nsym_st;
extern int halftones; /* number of halftones to transpose by */
/* style parameters: */
extern float f0p,f5p,f1p,f0x,f5x,f1x; /* mapping fct */
extern float lnnp,bnnp,fnnp,lnnx,bnnx,fnnx; /* note-note spacing */
extern float lbnp,bbnp,rbnp,lbnx,bbnx,rbnx; /* bar-note spacing */
extern float lnbp,bnbp,rnbp,lnbx,bnbx,rnbx; /* note-bar spacing */
extern char wpool[NWPOOL]; /* pool for vocal strings */
extern int nwpool,nwline; /* globals to handle wpool */
extern struct SYMBOL zsym; /* symbol containing zeros */
struct BEAM { /* packages info about one beam */
int i1,i2;
float a,b;
float x,y,t;
int stem;
};
struct FONTSPEC {
char name [STRLFMT];
float size;
int box;
};
struct FORMAT { /* struct for page layout */
char name [STRLFMT];
float pageheight,staffwidth;
float topmargin,botmargin,leftmargin;
float topspace,wordsspace,titlespace,subtitlespace,partsspace;
float composerspace,musicspace,vocalspace,textspace;
float scale,maxshrink,lineskipfac,parskipfac,indent;
float staffsep,sysstaffsep,systemsep;
float strict1,strict2;
int landscape,titleleft,continueall,breakall,writehistory;
int stretchstaff,stretchlast,withxrefs,barsperstaff;
int oneperpage,titlecaps,barnums;
struct FONTSPEC titlefont,subtitlefont,vocalfont,textfont,tempofont;
struct FONTSPEC composerfont,partsfont,gchordfont,wordsfont,voicefont;
struct FONTSPEC barnumfont,barlabelfont,indexfont;
float playtempo;
char auquality[21];
};
extern struct FORMAT sfmt; /* format after initialization */
extern struct FORMAT dfmt; /* format at start of tune */
extern struct FORMAT cfmt; /* current format for output */
extern char fontnames[50][STRLFMT]; /* list of needed fonts */
extern int nfontnames;
extern char txt[MAXNTEXT][MAXWLEN]; /* for output of text */
extern int ntxt;
extern char vcselstr[101]; /* string for voice selection */
extern char mbf[501]; /* mini-buffer for one line */
extern char buf[BUFFSZ]; /* output buffer.. should hold one tune */
extern int nbuf; /* number of bytes buffered */
extern float bposy; /* current position in buffered data */
extern int ln_num; /* number of lines in buffer */
extern float ln_pos[BUFFLN]; /* vertical positions of buffered lines */
extern int ln_buf[BUFFLN]; /* buffer location of buffered lines */
extern int use_buffer; /* 1 if lines are being accumulated */
extern char text [NTEXT][STRL]; /* pool for history, words, etc. lines */
extern int text_type[NTEXT]; /* type of each text line */
extern int ntext; /* number of text lines */
extern char page_init[201]; /* initialization string after page break */
extern int do_mode; /* control whether to do index or output */
extern char escseq[81]; /* escape sequence string */
extern int linenum; /* current line number in input file */
extern int tunenum; /* number of current tune */
extern int tnum1,tnum2;
extern int numtitle; /* how many titles were read */
extern int mline; /* number music lines in current tune */
extern int nsym; /* number of symbols in line */
extern int nsym0; /* nsym at start of parsing a line */
extern int pagenum; /* current page in output file */
extern int writenum; /* calls to write_buffer for each one tune */
extern int xrefnum; /* xref number of current tune */
extern int do_meter, do_indent; /* how to start next block */
extern int index_pagenum; /* for index file */
extern float index_posx, index_posy;
extern int index_initialized;
extern char gch[201]; /* guitar chord string */
extern int bagpipe; /* switch for HP mode */
extern int within_tune, within_block; /* where we are in the file */
extern int do_this_tune; /* are we typesetting the current one ? */
extern float posx,posy; /* overall scale, position on page */
extern int barinit; /* carryover bar number between parts */
extern char *p, *p0; /* global pointers for parsing music line */
extern int word,slur; /* variables used for parsing... */
extern int last_note,last_real_note;
extern int pplet,qplet,rplet;
extern int carryover; /* for interpreting > and < chars */
extern int ntinext,tinext[MAXHD]; /* for chord ties */
struct ENDINGS { /* where to draw endings */
float a,b; /* start and end position */
int num; /* number of the ending */
int type; /* shape: open or closed at right */
};
extern struct ENDINGS ending[20];
extern int num_ending; /* number of endings to draw */
extern int mes1,mes2; /* to count measures in an ending */
extern int slur1[20],slur2[20]; /* needed for drawing slurs */
extern int overfull; /* flag if staff overfull */
extern int do_words; /* flag if staff has words under it */
extern int vb, verbose; /* verbosity, global and within tune */
extern int in_page;
/* switches modified by flags: */
extern int gmode; /* switch for glue treatment */
extern int include_xrefs; /* to include xref numbers in title */
extern int one_per_page; /* new page for each tune ? */
extern int pagenumbers; /* write page numbers ? */
extern int write_history; /* write history and notes ? */
extern int interactive; /* interactive mode ? */
extern int help_me; /* need help ? */
extern int select_all; /* select all tunes ? */
extern int epsf; /* for EPSF postscript output */
extern int choose_outname; /* 1 names outfile w. title/fnam */
extern int break_continues; /* ignore continuations ? */
extern int search_field0; /* default search field */
extern int pretty; /* for pretty but sprawling layout */
extern int bars_per_line; /* bars for auto linebreaking */
extern int continue_lines; /* flag to continue all lines */
extern int landscape; /* flag for landscape output */
extern int barnums; /* interval for bar numbers */
extern int make_index; /* write index file ? */
extern int make_audio; /* write audio playback file ? */
extern int make_ps; /* write audio postscript file ? */
extern float alfa_c; /* max compression allowed */
extern float scalefac; /* scale factor for symbol size */
extern float lmargin; /* left margin */
extern float swidth; /* staff width */
extern float staffsep,dstaffsep; /* staff separation */
extern float strict1,strict2; /* 1stave, mstave strictness */
extern char transpose[21]; /* target key for transposition */
extern float playtempo; /* tempo for audio output */
extern char au_qstr[21]; /* code for au quality selection */
extern float alfa_last,beta_last; /* for last short short line.. */
extern char in_file[MAXINF][STRL1]; /* list of input file names */
extern int ninf; /* number of input file names */
extern FILE *fin; /* for input file */
extern char outf[STRL1]; /* output file name */
extern char outfnam[STRL1]; /* internal file name for open/close */
extern char styf[STRL1]; /* layout style file name */
extern char styd[STRL1]; /* layout style directory */
extern char infostr[STRL1]; /* title string in PS file */
extern int file_open; /* for output file */
extern int file_initialized; /* for output file */
extern FILE *fout,*findex; /* for output file */
extern int nepsf; /* counter for epsf output files */
extern char sel_str[MAXINF][STRL1]; /* list of selector strings */
extern int s_field[MAXINF]; /* type of selection for each file */
extern int psel[MAXINF]; /* pointers from files to selectors */
extern int temp_switch;
#endif _abc2psH